Science, asked by kavithasree78, 6 months ago

'X' is a type of microorganism that helps in fixing atmospheric nitrogen and
is used as a biofertiliser. x could be a:
(a)penicillium
(b) blue green alga
(c) yeast
(d) mushroom​

Answers

Answered by Naimeesya
3

blue green algae

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Answered by nihasrajgone2005
2

Answer:

blue green algae

Explanation:

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